Patent US2570588A successfully refreshed from Google Patents.
US2570588A
Expired / Lapsed
US
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Method of removing defects in wood
Assignee: M&M Wood Working Co
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Filing: 1946-02-19
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Granted: 1951-10-09
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Expires: 1966-02-19
Abstract
No abstract record available.
Inventors
- 👤 John A Nylund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:44
CPC Classifications
B; B27; B27G; B27G1/00; B27L; B27L5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US181317A
Cited
US276499A
Cited
GB190019901A
Cited
CH26770A
Cited
US1594739A
Cited
US2392751A
Cited
US2419614A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-08 | 1955-04-09 | 1955-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-08 | 1959-04-09 | 1959-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-08 | 1963-04-09 | 1963-10-09 | $7700.00 | Window Closed / Lapsed |